A bewitching woman's love story. Drowning in the image of her mother...

Reiko and Saki, who each have different mothers, hear the news of their father's death and meet face-to-face for the first time at the home where their father lived during his final moments. The last wife, Sumire, who had been listening to her husband's story since his death, warmly welcomes the sisters. That evening, Reiko visits Saki. He felt incredibly lonely, so he asked her to sleep with him. Then, the two of them naturally sucked their lips together, skin on skin. After the end, he tries to find out if Sumire really loved her father...